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How to Fix Car Ignition Switch Problems There are a myriad of reasons your car may run and start but the ignition won't turn on the spark plugs. Some are simple and cheap to repair, while others require specialized equipment and the assistance of mechanics. Lubricate the key socket first. You can use graphite powder or silicon aerosol spray. Make sure that the ignition cylinder has no obstructions or loose springs. Battery It could be that your battery is dying if your car won't start. This is a frequent issue that can be solved by getting a jump or charging the battery. If this does not solve the problem, it is possible that your ignition switch is defective. The switch is the one that supplies battery power to other electrical components, including the starter motor and ignition coil. If the ignition switch is not working properly it is not able to allow current flow through, and the engine won't begin. The battery is the source of all electrical energy in your vehicle. The battery is a black, slender box that has positive (+) and negatively (–) terminals on the top. The terminals can become damaged, preventing the battery from providing electricity to the rest of the vehicle. By disconnecting the battery, you can employ a wire bristle get rid of any corrosion. You can also clean the terminals with baking soda. It is also possible that your car battery has just reached the end of its lifespan and needs to be replaced. A new battery will provide the right voltage to the spark plugs in your vehicle which is essential for a properly working engine. locksmith ignition replacement cost from your battery into high voltage to spark the spark plugs of your car, and to start the engine. If your ignition coil is defective, it will not be able to ignite the plugs. Your engine won't start. The ignition coil can be tested by checking the engine for sparks or turning the key to see if it turns over. It is possible to replace the starter motor, too. If you hear a grinding sound as you turn the ignition key, this means that the starter bearings are wearing out. This could be a costly repair so it's best to replace the starter motor as soon as possible if you notice any signs of wear and tear. The starter motor can be changed by replacing a few bolts and components. Alternator The alternator is a device that charges your battery while your engine is running. It also powers your car's electrical components. If you suspect a problem with your alternator you must first test the battery. This will help you determine if the alternator is draining the battery or if your battery is old and needs replacement. While the vehicle is idle the alternator supplies power to the dash light and radio. It also powers the windshield wipers, the power windows, the electric steering, heated seats, and the power windows. You can use a voltmeter examine your battery and alternator for proper voltage levels. If your battery is below 6 volts, it must be charged or replaced immediately. A dead or weak battery will also prevent the starter motor from turning the engine, and will require more jumper cables to start your car. Before you begin dismantling the alternator, ensure the ignition is turned off and all the doors are locked. You should also disconnect the negative cable from the battery, tuck it away somewhere safe and put on safety equipment. Check out a specific vehicle repair manual for guidance on how to access the alternator, as well as any other components you require to take off. If your vehicle is equipped with a warning light wire, you can remove it from the back of the generator after removing the belt. The wire will connect directly to an alternator terminal marked WL or IN. Some vehicles, however, have a separate relay to perform this function. If your warning light does not appear, it is likely that there is a different issue. It is recommended to regularly check your alternator for any indications of a malfunction. You can perform some of these checks yourself, but it is recommended to bring your vehicle into Les Schwab so that they can examine it and offer you advice from a professional. Our technicians can check for corrosion on your battery posts, battery (+ and –) and relays, fuses, and voltage output and cold starting amps and much more. Starter Motor The starter motor is an important element of the ignition system. It is responsible for turning over the engine to take into air, which is essential to ignite the fuel. It is quite common that the starter motor will be at fault when your car won't turn over. There are a few ways to troubleshoot that can help you identify the issue and resolve it. When you turn the key in the ignition of your vehicle, a switch on the starter is activated by the pinion gear, which fits into grooves on the flywheel. The pinion gear is then turned the flywheel, which in turn begins the engine. The gear retracts once you release the key to avoid damage. There are a variety of things that can go wrong with the starter motor for example, an electrical issue in the internal windings, a mechanical problem (such as teeth no longer meshing with the flywheel or pinion gear) or a dead battery. Often, a defective starter motor will just sound like a dead battery; it will make a clicking sound as it tries to turn over the engine but can't. The condition of the battery and the battery's terminals will be checked by a mechanic in the event that the starter motor does not work. If the battery is depleted or has corrosion on its terminals it will need to be charged or replaced. Depending on the severity of the issue The mechanic can also test the starter solenoid with a multimeter. The solenoid is a huge magnetic switch that sends the power of the battery cables that are thick to the starter. The switch connects the long cable from the battery to starter's windings that will turn the motor. It also pushes a rod to actuate an engaging fork which pushes the pinion to automatically engage the flywheel. Another option is to disable the ignition switch with a jumper wire. This is an interim solution, and you should not try it unless sure how to do it. You will need to carefully route your jumper wires to the battery terminals, and make sure that the switch is in the “Start position”. Ignition Switch The ignition switch is where you insert your car keys. This switch is used by the system to start the engine and to send an electrical current to the starter. However it isn't immune to wear and tear like other parts of the car. The switch could also become stuck in its slot or get locked. You should check for problems regularly so you can act before your car doesn't start. If your key is experiencing a struggle to turn or it gets stuck in the ignition, it might be locked. This is a problem that occurs in a variety of vehicles due to a lack lubrication. You can apply a graphite- or silicone-based oil to lubricate your release pin. Spray a little into the ignition, and then try moving the key. If it's still stuck make use of a piler or a hacksaw blade to assist in moving it. A problem with the ignition may cause other issues. The anti-theft device may stop working, or the starter motor may not crank when you put in the key. This can cause secondary functions to stop working or stop functioning. A malfunctioning ignition switch could cause a lot of extra wear and tear on other parts. For example, if you carry a bulky keychain or multiple items on your keychain it could put strain on the ignition switch when you put it in, and could increase the wear and tear on its internal components. Extreme temperature fluctuations may impact the materials and lubricants used in the ignition switch. It is important to test the new ignition switch prior to reassembling other parts and the steering column. Be sure that the replacement ignition switch functions and that your engine starts smoothly. Verify the compatibility of the new ignition switch with your car's model and model. It may be worthwhile to get a dealership to install the ignition switch for you if are not confident about your ability to do so. They can also test the new switch and install any other parts that require to be connected or replaced.